自定义一个TabBar

来源：互联网发布：木馒头入耳和ie60知乎编辑：程序博客网时间：2024/05/07 09:57

import UIKit

class BookTabBar: UIView {

override init(frame: CGRect) {

super.init(frame: frame)

self.backgroundColor = UIColor.whiteColor()

let imageName = ["Pen 4","chat 3","heart","box outgoing"]

for var i=0;i<4;i++ {

let btn = UIButton(frame: CGRect(x: CGFloat(i) * frame.width/4, y: 0, width: frame.width/4, height: 40))

btn.setImage(UIImage(named: imageName[i]), forState: .Normal)

self.addSubview(btn)

}

required init?(coder aDecoder: NSCoder) {

fatalError("init(coder:) has not been implemented")

}

override func drawRect(rect: CGRect) {

let context = UIGraphicsGetCurrentContext()

CGContextSetLineWidth(context, 0.5)

CGContextSetRGBStrokeColor(context, 231/255, 231/255, 231/255, 1)

for var i=1;i<4;i++ {

CGContextMoveToPoint(context, CGFloat(i) * rect.size.width/4, rect.size.height * 0.1)

CGContextAddLineToPoint(context, CGFloat(i) * rect.size.width/4, rect.size.height * 0.9)

}

CGContextMoveToPoint(context, 8, 0)

CGContextAddLineToPoint(context, rect.size.width - 8, 0)

CGContextStrokePath(context)

}

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